curl GET 'https://api.zenlink.pro/pairs?default=true&chain=moonbeam'
// now, the chain can be `moonbeam` or `moonriver`
"0x322e86852e492a7ee17f28a78c663da38fb33bfb_0xacc15dc74880c9944775448304b263d191c6077f": {
"base_id": "0x322e86852e492a7ee17f28a78c663da38fb33bfb",
"quote_id": "0xacc15dc74880c9944775448304b263d191c6077f",
"last_price": "1.0000508519662828",
"base_volume": "1903155.712707713040982224421124",
"quote_volume": "1903252.4919178465600683099459"